Publicação do pedido de patente
#3.1
11/08/1988
RPI 942
The letters patent expired on 09/18/2001: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 11/08/1988. We update with every new RPI gazette, published weekly.
Applicants
Signalcard Tecnologia Indústria e Comércio Ltda.
SP, BR
Inventors
M. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/08/1988
RPI 942
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